Smartboard Projector
Repair Centre
We keep classrooms running. Specialist repair for Unifi, UX, and U-Series integrated projectors. Trusted by 500+ UK schools for fast, reliable service with PO acceptance.
Common Classroom Faults
Classroom environments are tough on technology. Chalk dust, constant use, and poor ventilation in ceiling voids lead to specific failures in Smart Technologies equipment.
Colour Wheel Failure (Loud Whining): The spinning colour wheel bearings dry out due to heat and dust. This creates a loud, high-pitched screeching noise. If ignored, the wheel shatters, destroying the internal sensor. We replace the entire wheel assembly with an upgraded bearing unit.
DMD Failure (White Dots): Often called "Pixellation" or "Starry Night", this is caused by the DLP chip overheating. Thousands of tiny mirrors get stuck 'On'. This makes text unreadable for students. We replace the DMD chip and apply industrial thermal paste to prevent recurrence.
DMD Chip
Replacement of the imaging chip to cure white/black dead pixel syndrome.
Power / Ballast
Repairing "Dead" units and "Red Light" errors where the lamp won't strike.
Cooling Fans
Replacing seized blower fans that cause "Temp" warning shutdowns.
Colour Wheel
Fixing loud whining noises, flickering colours, and greyscale images.
Smartboard Error Code Database
Use the Power and Service LEDs on the ECP (Extended Control Panel) or the projector unit to identify the fault.
| LED Status | Indicated Fault | Engineer's Note |
|---|---|---|
| Solid Red | Lamp / Ballast Failure | The most common error. The projector cannot strike the lamp. Usually a blown bulb, but often the Ballast unit itself has failed. |
| Flashing Red | Thermal Shutdown / Fan | The unit is overheating. Check if the intake fan is spinning. If the filter is clean and it still flashes, a fan sensor has failed. |
| Flashing Amber | Power Standby / Cool Down | Normal behavior during cool down. If it stays flashing Amber indefinitely and never turns green, the mainboard logic is frozen. |
| Flashing Green | Boot Up Sequence | The projector is warming up. If it flashes green for 60s then turns red, the colour wheel has failed to spin up to speed. |
| "Filter Warning" OSD | Service Timer Reached | Not a fault, but a reminder. However, resetting the timer without actually cleaning the filter will lead to thermal damage very quickly. |
Supported Smartboard Families
Unifi Series
Integrated Boom
The classic grey classroom projector. We service the entire range, often replacing colour wheels and resetting lamp timers.
- • Unifi 35 / 45
- • Unifi 55 / 65
- • Unifi 75 / 75w
UX Series
Ultra Short Throw
The sleeker successor to the Unifi. Common issues include white dots (DMD) and mirror alignment. We stock all spare parts.
- • UX60 (Widescreen)
- • UX80
- • LightRaise 60wi
U-Series
Modern UST
The newer generation. We repair power supply failures and perform deep optical cleaning to restore brightness.
- • U100 / U100w
- • V30
- • V25
Restore Your Classroom Tech
Don't let a faulty projector disrupt lessons. We offer fast, compliant repair services for schools and colleges across the UK.
School POs Accepted | 90-Day Warranty | DBS Checked Staff